#!bin/sh
function s1_goto_dir(){
cd "$1"
}

function s2_touch_empty_file_eith_given_name(){
touch "$1"
}

function s3_make_directories(){
mkdir -p projects/git projects/backup
}

function s4_create_6_files(){
touch projects/{linux1_,Linux2_}{centos,redhat,c_programming}
}

function s5_make_directories_in_git(){
mkdir -p projects/git{linux1,linux2}
}

function s6_move_files_to_dir_1_or_2(){
mv projects/linux1_* projects/linux1/ && mv project/linux2_* projects/git/linux2/
}

function s7_create_package_and_compress(){
tar -czvf projects/backup/git.tar.gz -C ~/projects git/
}

function s8_delete_dir_git(){
rm -rf ~/projects/git
}

function s9_recover_from_git_tar_gz_backup(){
rm -rf ~/projects/git
tar -zxvf projects/backup/git.tar.gz -C projects/
}

function s10_create_package_and_compress(){
tar -jcvf projects/backup/git.tar.bz2 ~/projects git/
}

function s11_find_and_sort_alphabetically_all_created_files_and_dirs(){
find ./projects -type f -o - type d | sort
#cd "$(dirname "$0"")" || exit
#find -maxdepth 1 \(-type f -o -type d \) -print | sort
}

function s12_get_next_15_minuter_boundary(){
data +'%Y-%m-%d_%H:%M:%S' -d @$(( $(data +%s)/900*900+900))
}
